71384816

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{3347}}^1$

素因数の和:3429

約数の個数: 40

約数和(自身を含む): 146133504

約数和(自身を除く): 74748688

約数列:

[1, 2, 4, 8, 16, 31, 43, 62, 86, 124, 172, 248, 344, 496, 688, 1333, 2666, 3347, 5332, 6694, 10664, 13388, 21328, 26776, 53552, 103757, 143921, 207514, 287842, 415028, 575684, 830056, 1151368, 1660112, 2302736, 4461551, 8923102, 17846204, 35692408, 71384816]

約数ペア:

[(1, 71384816), (2, 35692408), (4, 17846204), (8, 8923102), (16, 4461551), (31, 2302736), (43, 1660112), (62, 1151368), (86, 830056), (124, 575684), (172, 415028), (248, 287842), (344, 207514), (496, 143921), (688, 103757), (1333, 53552), (2666, 26776), (3347, 21328), (5332, 13388), (6694, 10664)]